In trading on Tuesday, shares of Nektar Therapeutics (NKTR - Get Report) crossed below their 200 day moving average of $11.96, changing hands as low as $11.92 per share. Nektar Therapeutics shares are currently trading down about 2.7% on the day. The chart below shows the one year performance of NKTR shares, versus its 200 day moving average:

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Nektar Therapeutics 200 Day Moving Average Chart

Looking at the chart above, NKTR's low point in its 52 week range is $8.87 per share, with $15.34 as the 52 week high point — that compares with a last trade of $12.07.

According to the ETF Finder at ETF Channel, NKTR makes up 4.74% of the First Trust NYSE Arca Biotechnology Index Fund ETF ( FBT) which is trading lower by about 1.6% on the day Tuesday.